效绵 History 1962:C.A.Petri's dissertation(U.Darmstadt,W.Germany) ■ 1970:Project MAC Conf.on Concurrent Systems and Parallel Computation(MIT,USA) 1975:Conf.on Petri Nets and related Methods(MIT,USA) 1979:Course on General Net Theory of Processes and Systems (Hamburg,W.Germany） 1980:First European Workshop on Applications and Theory of Petri Nets (Strasbourg,France) 1985:First International Workshop on Timed Petri Nets(Torino,Italy)History ◼ 1962: C.A. Petri’s dissertation (U. Darmstadt, W. Germany) ◼ 1970: Project MAC Conf. on Concurrent Systems and Parallel Computation (MIT, USA) ◼ 1975: Conf. on Petri Nets and related Methods (MIT, USA) ◼ 1979: Course on General Net Theory of Processes and Systems (Hamburg, W. Germany) ◼ 1980: First European Workshop on Applications and Theory of Petri Nets (Strasbourg, France) ◼ 1985: First International Workshop on Timed Petri Nets (Torino, Italy)